665225714063 has 8 divisors (see below), whose sum is σ = 669484634160. Its totient is φ = 660967070400.

The previous prime is 665225714057. The next prime is 665225714081. The reversal of 665225714063 is 360417522566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 665225714063 - 2³⁴ = 648045844879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 665225713999 and 665225714017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (665225614063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7184003 + ... + 7276011.

It is an arithmetic number, because the mean of its divisors is an integer number (83685579270).

Almost surely, 2^665225714063 is an apocalyptic number.

665225714063 is a deficient number, since it is larger than the sum of its proper divisors (4258920097).

665225714063 is a wasteful number, since it uses less digits than its factorization.

665225714063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138217.

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 665225714063 in words is "six hundred sixty-five billion, two hundred twenty-five million, seven hundred fourteen thousand, sixty-three".